Beast Whisperer

Whenever you cast a creature spell, draw a card.

Forest

Overwhelming Stampede

Until end of turn, creatures you control gain trample and get +X/+X, where X is the greatest power among creatures you control.

Leafkin Druid

{T}: Add {G}. If you control four or more creatures, add {G}{G} instead.

Lead the Stampede

Look at the top five cards of your library. You may reveal any number of creature cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

Priest of Titania

{T}: Add {G} for each Elf on the battlefield.

Kamahl, Fist of Krosa

{G}: Target land becomes a 1/1 creature until end of turn. It's still a land.
{2}{G}{G}{G}: Creatures you control get +3/+3 and gain trample until end of turn.

Collected Company

Look at the top six cards of your library. Put up to two creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Pelakka Wurm

Trample
When Pelakka Wurm enters, you gain 7 life.
When Pelakka Wurm dies, draw a card.

Recycle

Skip your draw step.
Whenever you play a card, draw a card.
Your maximum hand size is two.

Harrow

As an additional cost to cast this spell, sacrifice a land.
Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Gilt-Leaf Archdruid

Whenever you cast a Druid spell, you may draw a card.
Tap seven untapped Druids you control: Gain control of all lands target player controls.

Llanowar Elves

Groundskeeper

{1}{G}: Return target basic land card from your graveyard to your hand.

Aluren

Any player may cast creature spells with mana value 3 or less without paying their mana costs and as though they had flash.